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Introduction
With the rapid development of the national economy, the technological level of various industries has been continuously improved, and the quality requirements of power supply gri...[Details]
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This business trip was to upgrade the program to solve the bug. The user has packaged the product and cannot open the cover. The only way to update the program is to use the CAN bus and use the Bootl...[Details]
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The three main factors that affect the sampling rate of voice chips are: the number of sampling bits: the number of sampling bits can be understood as the resolution of the acquisition card to proc...[Details]
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A network analyzer is a test device for electromagnetic wave energy. It has many functions and is known as the "king of instruments". It is a multimeter in the field of radio frequency and microwave....[Details]
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For more than a decade, the European Union has been trying to urge electronic device manufacturers to use chargers with unified specifications, and earlier this year passed a proposal for a new bill....[Details]
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There is no doubt that light-emitting diodes ( LEDs ) are firmly on the throne of the mainstream next-generation light sources. In addition to replacing existing lighting sources, LEDs have the oppor...[Details]
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Q: Except for the P0 port, the outputs of the microcontroller are all 5V, right? Then why do we need to add a transistor to drive the digital tube? For example, if we add a 100 ohm resistor, the curre...[Details]
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In the previous article (Part 1), we talked about the design method of the common attenuation-type phono amplifier. We only talked about it briefly. In actual production, there are definitely more ...[Details]
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Currently, the more popular low-cost, ultra-small space-consuming design solutions basically adopt the PSR primary-side feedback flyback type. The primary-side feedback voltage regulation eliminates ...[Details]
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With the development of wireless communication technology, various linearization technologies for RF power amplifiers have been further studied and applied. In particular, the development of techno...[Details]
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Introduction
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Universal Serial Bus (USB) is a new type of serial interface that supports plug-and-play, making the connection of peripherals to computers more efficient and convenient....[Details]
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Small power electric motors need to be 3C certified before they can be sold normally in the country.
Motor 3c certification rules:
The 3C certification of electric motors requires t...[Details]
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The NEX series, which shoulders the mission of vivo's technological exploration, has not been updated for more than a year. Vivo's Hu Bashan previously stated that vivo has redefined the target...[Details]
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When testing hardware circuits, we often encounter some problems that are easy to ignore and difficult to detect. However, we must face up to the existence of these problems and find ways to reduce or...[Details]
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In modern society, temperature is one of the most basic monitoring parameters in aerospace, industrial automation, household appliances, environmental protection and safe production, but temperature d...[Details]